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Delivery CHF 9.90 · only 150 CHF left for free delivery!

CHF 150 · Delivery
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Boys' underwear and sleepwear

26 products

Petit Bateau underwear and nightwear for boys: pyjamas, sleepsuits, underwear and socks for gentle sleeping and dressing. Boys' underwear & nightwear: what we likePyjamas and nightwear in soft...

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Kid's fleece pajamas with dragon print

CHF 55

Plain corduroy children's pajamas

CHF 55

Children's striped cotton terry pyjamas

CHF 60

Kids' cotton skeleton fancy dress pyjamas

CHF 65

Children's fleece pyjamas with skier print

CHF 55

Kids' firefighter costume pyjamas in cotton

CHF 70

Children's striped tubic pyjamas

CHF 55

Kids' velvet pajamas with Paris print

CHF 50

Kids' cotton dragon costume pajamas

CHF 65

Plain velvet children's pajamas with pattern

CHF 50

Kids' fleece pyjamas with whale print

CHF 55

Kids' velour snowman print pyjamas

CHF 55

Pack of 2 white tank tops for little boys

CHF 25

Boys' striped cotton pajama set

CHF 39

2-pack of white boys' boxers

CHF 17

Children's cotton pajama with fireman print

CHF 37

Pack of 2 plain cotton briefs for children

CHF 17

Kids' cotton fox costume pajamas

CHF 65
-40%

Lot of striped cotton tank tops for children

CHF 23.40 CHF 39

Baby boy's cotton sailor-stripe pajamas

CHF 45

Unisex striped marinière rib-knit pajamas

CHF 65

Pack of children's boxer shorts in plain cotton and elastane

CHF 27

Children's cotton pyjamas with whale print

CHF 45
-40%

Pack of children's boxer shorts in plain cotton and elastane

CHF 11.40 CHF 19

Set of 3 children's boxer shorts in cotton with whale print

CHF 32

Gift Card

CHF 30

Petit Bateau underwear and nightwear for boys: pyjamas, sleepsuits, underwear and socks for gentle sleeping and dressing.

Boys' underwear & nightwear: what we like

  • Pyjamas and nightwear in soft fabrics
  • Simple, comfortable underwear
  • Available in multi-packs for easy replacement

Choosing the right size

Children's sizes run from 2 to 12 years. Between two sizes, choose the larger one, as children grow quickly. See our size guide.

Frequently asked questions

Where should I start?

Start with the pyjamas and everyday underwear, which you replace most often, then add socks and accessories. See the details in the departments below.

Seraf is an authorised Petit Bateau partner, at 9 rue des Eaux-Vives in Geneva. Find this selection in the shop or order online: free delivery from CHF 150 in Switzerland, in-store pickup where available, and returns within 14 days under our conditions.

See also: Boys' pyjamas, Boys' briefs & boxers, Boys' socks & slippers, Boys' clothes